She dated Jeff Bridges for several years after they met on the set of Fat City in 1972. She was married to Marjoe Gortner from 1978 to 1979. She married Jeff Wald in 1987 and divorced him in 1988.
Clark appeared in the 2009 film The Informant! as the mother of Mark Whitacre, played by Matt Damon. In 2011, Clark went to Berlin to work on the play Images of Louise Brooks, directed by Sven Mundt.
Clark appeared on Ken Reid's TV Guidance Counselor podcast on January 20, 2017.
